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NVD / CVE Program· CNA adobe

CVE-2026-48298: CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)

MediumCVSS 6.2 · v3.1—No exploit No fix recorded

Noroxi assessment

Priority: Monitor (action score 24/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.25% (FIRST EPSS).
  • Someone with local access to the system can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
  • According to the record, no fixed version is available yet.

Low priority for now. Update when a fix is released; follow the vendor's advisory.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

CAI Content Credentials is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.

Published
Jul 14, 2026
Updated
Aug 27, 2026
EPSS
0.2% · 17th percentile

Report tools

JSON

Action score

24

Monitor

Low priority for now.

CVSS
24 / 40 · 6.2 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · adobe
6.2
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • No fixed version yet

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2026-48298

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
adobec2pa
adobec2pa-web
adobec2patool
appleiphone os
applemacos
googleandroid
linuxlinux kernel
microsoftwindows

Versions reported by the vendor

Affected version ranges reported by the assigning authority (adobe). Independent of NVD's CPE analysis and usually ahead of it.

  • Adobe Content Credentials Command-Line Tool

    • c2patool-v0.26.65not affected
    • up to and including c2patool-v0.16.5affected

  • Adobe Content Credentials JS SDK

    • @contentauth/c2pa-web@0.9.0not affected
    • up to and including @contentauth/c2pa-web@0.7.0affected

  • Adobe Content Credentials Rust SDK

    • c2pa-v0.85.2not affected
    • up to and including c2pa-v0.84.0affected

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • adobe c2paup to 0.84.0 inclusive
  • adobe c2pa-webup to 0.7.0 inclusive
  • adobe c2patoolup to 0.17.0 inclusive

Same product

adobe: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-95634CAI Content Credentials | Server-Side Request Forgery (SSRF) (CWE-918)
    34Monitor
  • CVE-2026-48290CAI Content Credentials | Server-Side Request Forgery (SSRF) (CWE-918)
    32Monitor
  • CVE-2026-95633CAI Content Credentials | Improper Verification of Cryptographic Signature (CWE-347)
    30Monitor

Published before and after this one in the same product

  • ← EarlierCVE-2026-48295Jul 14, 2026 · CAI Content Credentials | Insufficiently Protected Credentials (CWE-522)
    30Monitor
  • ← EarlierCVE-2026-48296Jul 14, 2026 · CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    24Monitor
  • Later →CVE-2026-48302Jul 14, 2026 · CAI Content Credentials | Improper Input Validation (CWE-20)
    24Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2026-7144242 days apartCAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    30Monitor
  • CVE-2026-482960 days apartCAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    24Monitor
  • CVE-2026-4843528 days apartCAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    24Monitor
  • CVE-2026-7138928 days apartCAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    24Monitor
  • CVE-2026-7144442 days apartCAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    24Monitor
  • CVE-2026-7618942 days apartCAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
    24Monitor

Not on record for this CVE: EPSS history · patch commit or PR link · researcher credit · public bounty program.

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

Weakness class (CWE)

CWE-191 · Integer Underflow (Wrap or Wraparound)

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records